Part I : Information security basics -- What is information security? -- Types of attacks -- Information security services -- Part II : Ground Work -- Legal issues in information security -- Policy -- Managing risk -- Information security process -- Information security best practices -- Part III : Practical solutions -- Internet architecture -- Virtual private networks -- E-commerce security needs -- Encryption -- Hacker techniques -- Intrusion detection -- Part IV : Platform-specific implementations -- Unix security issues -- Windows NT security issues -- Windows 2000 security issues -- Part V : Appendixes -- Process project plan ; Unix vs. Windows : which is more secure? ; Resources to learn more about security ; Incident response procedure testing scenarios